By Liu Juntao   Zhao Yan   Song Yijun   Zhang Wen   Bian Xuming   Yang Jianqiu   Liu Dongzhou   Zeng Xiaofeng   Zhang Fengchun   in Journal of Maternal-Fetal and Neonatal Medicine

ISSN:1476-4954|25|3|261-266

Informa Healthcare‎(2012)‎

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